[llvm] [TRE] Add tests for intrinsic accumulators (PR #74226)

[Nikita Popov via llvm-commits]

================
@@ -2556,6 +2556,32 @@ Constant *ConstantExpr::getBinOpIdentity(unsigned Opcode, Type *Ty,
   }
 }
 
+Constant *ConstantExpr::getIntrinsicIdentity(Intrinsic::ID ID, Type *Ty) {
+  switch (ID) {
+  case Intrinsic::umax:
----------------
nikic wrote:

You can use `MinMaxIntrinsic::getSaturationPoint()`.

https://github.com/llvm/llvm-project/pull/74226